Prompt Patch - AI Prompt Optimizer

Prompt Patch is a privacy-first browser extension that brings one-click prompt optimization to mainstream AI chat websites. It works across popular web apps such as ChatGPT, Gemini, DeepSeek, Perplexity, Qwen, and more—so you can refine prompts directly where you chat. It supports bring-your-own API. Works with OpenAI-compatible endpoints and other major providers. Privacy-first by design: API keys and sensitive data are stored locally on your device only and are never uploaded to any cloud server. If you find Prompt Patch useful, please visit our GitHub repo to star, and feel free to open issues or submit pull requests: https://github.com/HanWu9918/Prompt_Patch 中文（Chinese） Prompt Patch 是一款 隐私优先（Privacy-first） 的浏览器扩展，面向主流 AI 对话网站提供 一键提示词优化。支持在 ChatGPT、Gemini、DeepSeek、Perplexity、Qwen 等常见网页中直接优化你的 Prompt，让你无需切换平台即可获得更清晰、更结构化的输入表达。 插件支持 使用你自己的 AI API（Bring-your-own API） 来完成优化，并兼容 OpenAI等主流服务商。 隐私设计： API Key 与敏感数据 仅保存在本地设备，不会上传到任何云端服务器。 如果你觉得它有帮助，欢迎到 GitHub 仓库点个 Star，也非常欢迎提 Issue 和 PR： https://github.com/HanWu9918/Prompt_Patch